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8 changes: 5 additions & 3 deletions pandas/core/frame.py
Original file line number Diff line number Diff line change
Expand Up @@ -1099,7 +1099,7 @@ def _helper_csvexcel(self, writer, na_rep=None, cols=None,

def to_csv(self, path_or_buf, sep=",", na_rep='', float_format=None,
cols=None, header=True, index=True, index_label=None,
mode='w', nanRep=None, encoding=None):
mode='w', nanRep=None, encoding=None, quoting=None):
"""
Write DataFrame to a comma-separated values (csv) file

Expand Down Expand Up @@ -1145,9 +1145,11 @@ def to_csv(self, path_or_buf, sep=",", na_rep='', float_format=None,
try:
if encoding is not None:
csvout = com.UnicodeWriter(f, lineterminator='\n',
delimiter=sep, encoding=encoding)
delimiter=sep, encoding=encoding,
quoting=quoting)
else:
csvout = csv.writer(f, lineterminator='\n', delimiter=sep)
csvout = csv.writer(f, lineterminator='\n', delimiter=sep,
quoting=quoting)
self._helper_csvexcel(csvout, na_rep=na_rep,
float_format=float_format, cols=cols,
header=header, index=index,
Expand Down